Various types of hose can be used to safely transport liquid or gaseous media without incurring any losses. In the field of refrigeration systems and cooling devices, there is nothing better than a NORRES coolant hose. The main duty of coolant hoses is conveying or extracting cooled liquids. In addition, the designation ‘coolant hose’ can deviate depending on the respective operation site. If extremely cold temperatures are measured on site, such below -20 degrees, then these hoses are the ideal choice.